electronic professional engaged in the manufacture of electric
screwdriver (electric screwdriver) and mechanical and electrical
experience for nearly seven years...
Brush motor is the current through the carbon brush and the rotation
of the commutator contact, constantly changing the current winding, so
that the motor to maintain c...
Brushless DC motor consists of permanent magnet rotor, multi-pole winding stator, position sensor and other components. The
position sensor converts the current of the s...
1,Mobile electric machinery and hand-held power tools, single-phase power
cord must use three-core soft rubber cable, three-phase power cord must
use four-core rubber c...
screwdrivers are divided into traditional screwdrivers (screwdriver)
and ratchet screwdrivers (electric screwdriver) (English:
screwdriver as a mechanical parts, the normal work can not be separated
from the power supply, power supply for the electric screwdriver to
provide energy and...